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All results from a given calculation for HOCH2CN (cyanomethanol)

using model chemistry: MP3/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 2 yes C1 1A

Conformer 1 (Cs)

Jump to S1C2
Vibrational Frequencies calculated at MP3/6-31+G**
Rotational Constants (cm-1) from geometry optimized at MP3/6-31+G**
See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31+G**
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1)

Jump to S1C1
Energy calculated at MP3/6-31+G**
 hartrees
Energy at 0K-207.401706
Energy at 298.15K-207.405052
HF Energy-206.781331
Nuclear repulsion energy101.929352
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at MP3/6-31+G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A 3944 3670 48.54      
2 A 3230 3005 3.47      
3 A 3146 2928 20.18      
4 A 2435 2266 0.58      
5 A 1550 1443 1.89      
6 A 1453 1352 50.25      
7 A 1405 1307 3.08      
8 A 1245 1159 17.77      
9 A 1126 1048 101.18      
10 A 1013 943 25.98      
11 A 925 860 23.14      
12 A 579 538 3.80      
13 A 382 356 84.98      
14 A 301 280 89.32      
15 A 207 192 9.25      

Unscaled Zero Point Vibrational Energy (zpe) 11469.7 cm-1
Scaled (by 0.9305) Zero Point Vibrational Energy (zpe) 10672.6 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at MP3/6-31+G**
ABC
1.12497 0.15999 0.14523

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31+G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.574 0.594 0.038
C2 0.826 0.109 -0.005
O3 -1.511 -0.453 -0.111
H4 -0.715 1.147 0.968
H5 -0.734 1.274 -0.793
H6 -1.416 -1.071 0.620
N7 1.920 -0.278 -0.015

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 N7
C11.48231.41311.09111.08631.95402.6419
C21.48232.40672.09722.10112.60961.1598
O31.41312.40672.08742.01320.96163.4368
H41.09112.09722.08741.76632.35143.1523
H51.08632.10112.01321.76632.82143.1714
H61.95402.60960.96162.35142.82143.4868
N72.64191.15983.43683.15233.17143.4868

picture of cyanomethanol state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N7 178.785 C1 O3 H6 109.265
C2 C1 O3 112.425 C2 C1 H4 108.203
C2 C1 H5 108.793 O3 C1 H4 112.293
O3 C1 H5 106.578 H4 C1 H5 108.424
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability